egg-ts-sequelize-CLI

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1. install sequelize-cli

npm install sequelize-cli

2. Write... In the project root directory .sequelizerc The configuration file

'use strict';
const path = require('path');
module.exports = {
    
  config: path.join(__dirname, 'database/config.json'),
  'migrations-path': path.join(__dirname, 'database/migrations'),
  'seeders-path': path.join(__dirname, 'database/seeders'),
  'models-path': path.join(__dirname, 'app/model'),
};

3. Initialize configuration file

npx sequelize init:config

4. Modify the configuration file database/config.json

 Set up the database as required   At present, because it is the development stage, only the development stage is set  , If you need anything else, modify 
development： The development phase 
test： Testing phase 
production： Go live 

{
    
  "development": {
    
    "username": "root",
    "password": "",
    "database": "it666",
    "host": "127.0.0.1",
    "dialect": "mysql"
  },
  "test": {
    
    "username": "root",
    "password": null,
    "database": "database_test",
    "host": "127.0.0.1",
    "dialect": "mysql"
  },
  "production": {
    
    "username": "root",
    "password": null,
    "database": "database_production",
    "host": "127.0.0.1",
    "dialect": "mysql"
  }
}

5. Initialize the configuration directory

npx sequelize init:migrations

6. create profile

npx sequelize migration:generate --name=users

7. Modify the migration file to TS grammar Directly modifying database/migration Created under js Rename file to .ts file

'use strict';
import {
     QueryInterface } from 'sequelize';

module.exports = {
    
  //  Functions called during database upgrade , establish  users  surface 
  up: async (queryInterface:QueryInterface, Sequelize) => {
    
    const {
     INTEGER, DATE, STRING } = Sequelize;
    await queryInterface.createTable('users', {
    
      id: {
     type: INTEGER, primaryKey: true, autoIncrement: true },
      name: STRING(30),
      age: INTEGER,
      created_at: DATE,
      updated_at: DATE,
    });
  },
  //  Functions called when performing database demotion , Delete  users  surface 
  down: async (queryInterface:QueryInterface) => {
    
    await queryInterface.dropTable('users');
  },
};

8. stay package.json Add execution in TS Migration file script

  "scripts": {
    
    "sequelize-cli-ts": "node -r ts-node/register ./node_modules/sequelize-cli/lib/sequelize"
  },

9. Perform migration file

npm run sequelize-cli-ts db:migrate

10. database users Create success